Rarely
swath
A splint and sling are what immobilize the extremity.
Swathe
Swathe
What is used to immobilized the extremity after a fracture has being splinted and an sling apply
A Swathe
Swathe
Swathe
Swathe
Generally, you would immobilize a limb with a greenstick fracture until the bone healed. The doctor might not use a cast to immobilize it.
To immobilize an upper arm with a fracture start with the elbow. Next place is the shoulder and then the wrist. Trying to keep the injured party calm is very important and seek medical attention immediately.